Manufacturer Part Number
TPS7A4701QRGWRQ1
Manufacturer
Texas Instruments
Introduction
The TPS7A4701QRGWRQ1 is a highly precise, low dropout voltage regulator designed by Texas Instruments, catering specifically to the demanding requirements of automotive and other high-reliability applications.
Product Features and Performance
Adjustable/Programmable output voltage ranging from 1.4V to 34V
Supports inputs up to 35V
Low dropout voltage of 0.45V at 1A output
Stable output current of 1A
Excellent power supply rejection ratio (PSRR) of 78dB at 1kHz
Integrated features for enable control
Includes overcurrent protection, overtemperature protection, and under-voltage lockout (UVLO) for enhanced safety
Quiescent current of 1 mA, with a maximum supply current of 6.1 mA
Product Advantages
High voltage range flexibility
Exceptional regulation and noise suppression capabilities
Low power consumption
Built-in protection features safeguard the device and connected components
Automotive-grade reliability and performance
Key Technical Parameters
Voltage Input (Max): 35V
Voltage Output (Min/Fixed): 1.4V
Voltage Output (Max): 34V
Voltage Dropout (Max): 0.45V @ 1A
Current Output: 1A
PSRR: 78dB (1kHz)
Current Quiescent (Iq): 1 mA
Operating Temperature: -40°C ~ 145°C (TJ)
Automotive-grade qualification: AEC-Q100
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Under Voltage Lockout (UVLO)
AEC-Q100 qualified for automotive applications
Compatibility
Surface mount technology for easy PCB integration
20-VQFN exposed pad package for thermal efficiency
Application Areas
Automotive systems
Power management for microcontrollers, sensors, and other electronic devices
Industrial and telecommunications infrastructure
Product Lifecycle
Status: Active
The product is currently in active production with no immediate plan for discontinuation, ensuring long-term availability and support.
Several Key Reasons to Choose This Product
High output voltage range and flexibility suitable for various applications
Low dropout enhances efficiency, especially in low-voltage operations
Superior PSRR ensures minimal noise and ripple, crucial for sensitive electronics
Automotive-grade assurance with AEC-Q100 qualification
Comprehensive protection features enhance system reliability and safety
Low quiescent current contributes to energy-saving in battery-operated devices
Texas Instruments' reputation for quality and support in semiconductor technology
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